C#实现DataSet内数据转化为Excel和Word文件的通用类完整实例

using System;using System.Collections;using System.ComponentModel;using System.Data;using System.Web;using System.Web.SessionState;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.HtmlControls;using System.IO;using System.Windows.Forms;using Microsoft.Office.Interop.Excel;using Microsoft.Office.Interop.Word;using Microsoft.Office.Core;using OWC=Microsoft.Office.Interop;using System.Reflection;using System.Text;namespace CaOnLine.ZWDB.DFObject{ /// <summary> /// ExportFiles 的摘要说明。 /// 作用：把DataSet数据集内数据转化为Excel、Word文件 /// 描述：这些关于Excel、Word的导出方法，基本可以实现日常须要，其中有些方法可以把数据导出后 ///    生成Xml格式，再导入数据库！有些屏蔽内容没有去掉，保留下来方便学习参考用之。 /// 备注：请引用Office相应COM组件，导出Excel对象的一个方法要调用其中的一些方法和属性。 /// </summary> public class ExportFiles { /// <summary> /// /// </summary> /// #region //构造函数 public ExportFiles() {  //  // TODO: 在此处添加构造函数逻辑  // } #endregion /// <summary> /// 调用Excel.dll导出Excel文件 /// </summary> /// <param name="ds"></param> /// #region // 调用Excel.dll导出Excel文件     /// <summary>     ///     /// </summary>     /// <param name="ds">DataSet数据庥</param>     /// <param name="Duser">登录用户（如session["username"].Tostring()）可为null或空</param>     /// <param name="titlename">添加一个报表标题</param>     /// <param name="filepath">指定文件在服务器上的存放地址（如：Server.MapPath(".")）可为null或空</param>     ///     /// 为什么在这里设置个filepath?     /// 原因如下：filepath接收的内容是Server.MapPath(".")这个参数值,这个值在这本类中对     /// System.Web.HttpServerUtility HServer=new System.Web.HttpServerUtility()的引用出错，因为没有继承Page类     /// 所以只能以传值的形式调用了，你有好的办法可以修改，那就再好不过了！ public void DataSetToExcel(DataSet ds,string Duser,string titlename,string filepath) {  //Microsoft.Office.Interop.Owc11() appowc=new Microsoft.Office.Interop.Owc11();  OWC.Owc11.SpreadsheetClass xlsheet=new Microsoft.Office.Interop.Owc11.SpreadsheetClass();  #region //屏蔽内容  ///本来想用下面的这个办法实现的，可在IIS中必须设置相关的权限  ///所以就放弃了，把代码设置为屏蔽内容，供学习参考！  /////  Microsoft.Office.Interop.Excel.Application app=new Microsoft.Office.Interop.Excel.Application();////  if(app==null)//  {//        throw new Exception("系统调用错误（Excel.dll）");//  }//  app.Application.Workbooks.Add(true);//  WorkbookClass oBook=new WorkbookClass();//      WorksheetClass oSheet=new WorksheetClass();////  //定义表对象与行对象，同时用DataSet对其值进行初始化//  System.Data.DataTable dt=ds.Tables[0];//   oSheet.get_Range(app.Cells[1,1],app.Cells[10,15]).HorizontalAlignment=OWC.Owc11.XlHAlign.xlHAlignCenter;//  DataRow[] myRow=dt.Select();//  int i=0;//  int cl=dt.Columns.Count;//  //取得数据表各列标题//  for(i=0;i<cl;i++)//  {//  app.Cells[1,i+1]=dt.Columns[i].Caption.ToString();//  //app.Cells.AddComment(dt.Columns[i].Caption.ToString());//  //oSheet.Cells.AddComment(dt.Columns[i].Caption.ToString());//  //app.Cells=dt.Columns[i].Caption.ToString();//  //oSheet.get_Range(app.Cells,app.Cells).HorizontalAlignment=//  //app.Cells.AddComment=dt.Columns[i].ToString();//  //oSheet.get_Range(app.Cells,app.Cells).HorizontalAlignment=//  }  #endregion  //定义表对象与行对象，同时用DataSet对其值进行初始化      System.Data.DataTable dt=ds.Tables[0];  DataRow[] myRow=dt.Select();      int i=0;  int col=1;  int colday=col+1;  int colsecond=colday+1;  int colnumber=colsecond+1;  int cl=dt.Columns.Count;  string userfile=null;  //合并单元格  xlsheet.get_Range(xlsheet.Cells[col,col],xlsheet.Cells[col,cl]).set_MergeCells(true);  //添加标题名称  if(titlename=="" || titlename==null)    xlsheet.ActiveSheet.Cells[col,col]="添加标题处（高级报表）";  else  xlsheet.ActiveSheet.Cells[col,col]=titlename.Trim();      //判断传值user是否为空  if(Duser=="" || Duser==null)  userfile="DFSOFT";  else  userfile=Duser;  //设置标题大小  xlsheet.get_Range(xlsheet.Cells[col,col],xlsheet.Cells[col,cl]).Font.set_Size(13);  //加粗标题  xlsheet.get_Range(xlsheet.Cells[col,col],xlsheet.Cells[col,cl]).Font.set_Bold(true);   xlsheet.get_Range(xlsheet.Cells[colsecond,col],xlsheet.Cells[colsecond,cl]).Font.set_Bold(true);  //设置标题水平居中  xlsheet.get_Range(xlsheet.Cells,xlsheet.Cells).set_HorizontalAlignment(OWC.Owc11.XlHAlign.xlHAlignCenter);  //设置单元格宽度  //xlsheet.get_Range(xlsheet.Cells,xlsheet.Cells).set_ColumnWidth(9);  xlsheet.get_Range(xlsheet.Cells[colday,col],xlsheet.Cells[colday,cl]).set_MergeCells(true);  xlsheet.ActiveSheet.Cells[colday,col]="日期："+DateTime.Now.Year.ToString()+"年"+DateTime.Now.Month.ToString()+"月"+DateTime.Now.Day.ToString()+"日 ";  xlsheet.get_Range(xlsheet.Cells[colday,col],xlsheet.Cells[colday,cl]).set_HorizontalAlignment(OWC.Owc11.XlHAlign.xlHAlignRight);  //取得数据表各列标题，各标题之间以/t分割，最后一个列标题后加回车符  for(i=0;i<cl;i++)  {  xlsheet.ActiveSheet.Cells[colsecond,i+1]=dt.Columns[i].Caption.ToString();  }      //逐行处理数据  foreach(DataRow row in myRow)  {  //当前数据写入  for(i=0;i<cl;i++)  {   xlsheet.ActiveSheet.Cells[colnumber,i+1]=row[i].ToString().Trim();  }  colnumber++;  }  //设置边框线  xlsheet.get_Range(xlsheet.Cells[colsecond,col],xlsheet.Cells[colnumber-1,cl]).Borders.set_LineStyle(OWC.Owc11.XlLineStyle.xlContinuous);  try  {  //xlsheet.get_Range(xlsheet.Cells[2,1],xlsheet.Cells[8,15]).set_NumberFormat("￥#,##0.00");  // System.Web.HttpServerUtility HServer=new System.Web.HttpServerUtility();  //HServer.MapPath(".")+"//testowc.xls";  xlsheet.Export(filepath+"//exportfiles//~$"+userfile+".xls",OWC.Owc11.SheetExportActionEnum.ssExportActionNone,OWC.Owc11.SheetExportFormat.ssExportXMLSpreadsheet);  }  catch(Exception e)  {  throw new Exception("系统调用错误或有打开的Excel文件！"+e);  }  //Web页面定义  HttpResponse resp;  resp=HttpContext.Current.Response;  resp.ContentEncoding=System.Text.Encoding.GetEncoding("GB2312");  resp.AppendHeader("Content-disposition","attachment;filename="+userfile+".xls");  resp.ContentType="application/ms-excel";  string path=filepath+"//exportfiles//~$"+userfile+".xls";  System.IO.FileInfo file = new FileInfo(path);  resp.Clear();  resp.AddHeader("content-length",file.Length.ToString());  resp.WriteFile(file.FullName);  resp.End(); } #endregion /// <summary> /// 导出Excel文件类 /// </summary> /// <param name="ds"></param> /// <param name="FileName"></param> /// #region //导出Excel文件类 public void DataSetToExcel(DataSet ds,string FileName) {  try  {  //Web页面定义  //System.Web.UI.Page mypage=new System.Web.UI.Page();  HttpResponse resp;  resp=HttpContext.Current.Response;  resp.ContentEncoding=System.Text.Encoding.GetEncoding("GB2312");  resp.AppendHeader("Content-disposition","attachment;filename="+FileName+".xls");  resp.ContentType="application/ms-excel";  //变量定义  string colHeaders=null;  string Is_item=null;  //显示格式定义////////////////  //文件流操作定义  // FileStream fs=new FileStream(FileName,FileMode.Create,FileAccess.Write);  //StreamWriter sw=new StreamWriter(fs,System.Text.Encoding.GetEncoding("GB2312"));  StringWriter sfw=new StringWriter();  //定义表对象与行对象，同时用DataSet对其值进行初始化  System.Data.DataTable dt=ds.Tables[0];  DataRow[] myRow=dt.Select();  int i=0;  int cl=dt.Columns.Count;  //取得数据表各列标题，各标题之间以/t分割，最后一个列标题后加回车符  for(i=0;i<cl;i++)  {   //if(i==(cl-1)) //最后一列，加/n   // colHeaders+=dt.Columns[i].Caption.ToString();   //else   colHeaders+=dt.Columns[i].Caption.ToString()+"/t";  }  sfw.WriteLine(colHeaders);  //sw.WriteLine(colHeaders);  //逐行处理数据  foreach(DataRow row in myRow)  {   //当前数据写入   for(i=0;i<cl;i++)   {   //if(i==(cl-1))   //  Is_item+=row[i].ToString()+"/n";   //else   Is_item+=row[i].ToString()+"/t";   }   sfw.WriteLine(Is_item);   //sw.WriteLine(Is_item);   Is_item=null;  }  resp.Write(sfw);  //resp.Clear();  resp.End();  }  catch(Exception e)  {        throw e;  } } #endregion /// <summary> /// 数据集转换，即把DataSet转换为Excel对象 /// </summary> /// <param name="ds"></param> /// <param name="FileName"></param> /// <param name="titlename"></param> /// #region   //运用html+css生成Excel public void DataSetToExcel(DataSet ds,String FileName,string titlename) {  string ExportFileName=null;  if(FileName==null || FileName=="")  ExportFileName="DFSOFT";  else  ExportFileName=FileName;  if(titlename=="" || titlename==null)  titlename="添加标题处（高级报表）";  //定义表对象与行对象，同时用DataSet对其值进行初始化  System.Data.DataTable dt=ds.Tables[0];  DataRow[] myRow=dt.Select();  int i=0;  int cl=dt.Columns.Count;  //Web页面定义  HttpResponse resp;  resp=HttpContext.Current.Response;  resp.Clear();  resp.ContentEncoding=System.Text.Encoding.GetEncoding("utf-8");  resp.AppendHeader("Content-disposition","attachment;filename="+ExportFileName+".xls");  resp.ContentType="application/vnd.ms-excel";  string BeginTab="<table border='0' cellpadding='0' cellspacing='0' style='border-right:#000000 0.1pt solid;border-top:#000000 0.1pt solid;'>";  string EndTab="</table>";  string FileIO=null;  string MainIO=null;  string TitleTab="<tr><td colspan='"+cl+"' style='font-size:30px;' align='center'><b>"+titlename+"</b></td></tr><tr><td colspan='"+cl+"' align='right' style='font-size:15px;'>"+DateTime.Now.Year.ToString()+"年"+DateTime.Now.Month.ToString()+"月"+DateTime.Now.Day.ToString()+"日    </td></tr>";  string BeginTr="<tr>";  string EndTr="</tr>";  for(i=0;i<cl;i++)  {  FileIO+="<td style='border-left:#000000 0.1pt solid; border-bottom:#000000 1.0pt solid; font-size:15px;' align='center'><b>"+dt.Columns[i].Caption.ToString()+"</b></td>";  }  FileIO=BeginTr.ToString()+FileIO.ToString()+EndTr.ToString();  //逐行处理数据  foreach(DataRow row in myRow)  {  string OutIO=null;  //当前数据写入  for(i=0;i<cl;i++)  {   OutIO+="<td style='border-left:#000000 0.1pt solid; border-bottom:#000000 1.0pt solid; font-size:15px;' align='center'>"+row[i].ToString()+"</td>";  }  MainIO+=BeginTr.ToString()+OutIO.ToString()+EndTr.ToString();  }  FileIO="<center><table>"+TitleTab.ToString()+"<tr>"+BeginTab.ToString()+FileIO.ToString()+MainIO.ToString()+EndTab.ToString()+"</tr></table></center>";  resp.Write(FileIO.ToString());  resp.End(); } #endregion /// <summary> /// 导出Word文件类 /// </summary> /// <param name="ds"></param> /// <param name="FileName"></param> /// #region //导出Word文件类 public void DataSetToWord(DataSet ds,string FileName) {  try  {  //Web页面定义  //System.Web.UI.Page mypage=new System.Web.UI.Page();  HttpResponse resp;  resp=HttpContext.Current.Response;  resp.Clear();  resp.Buffer=true;  resp.Charset="utf-8";  resp.ContentEncoding=System.Text.Encoding.GetEncoding("utf-8");  resp.AppendHeader("Content-disposition","attachment;filename="+FileName+".doc");  resp.ContentType="application/ms-word";  //变量定义  string colHeaders=null;  string Is_item=null;  //显示格式定义////////////////  //文件流操作定义  // FileStream fs=new FileStream(FileName,FileMode.Create,FileAccess.Write);  //StreamWriter sw=new StreamWriter(fs,System.Text.Encoding.GetEncoding("GB2312"));  StringWriter sfw=new StringWriter();  //定义表对象与行对象，同时用DataSet对其值进行初始化  System.Data.DataTable dt=ds.Tables[0];  DataRow[] myRow=dt.Select();  int i=0;  int cl=dt.Columns.Count;  //取得数据表各列标题，各标题之间以/t分割，最后一个列标题后加回车符  for(i=0;i<cl;i++)  {   //if(i==(cl-1)) //最后一列，加/n   // colHeaders+=dt.Columns[i].Caption.ToString();   //else   colHeaders+=dt.Columns[i].Caption.ToString()+"/t";  }  sfw.WriteLine(colHeaders);  //sw.WriteLine(colHeaders);  //逐行处理数据  foreach(DataRow row in myRow)  {   //当前数据写入   for(i=0;i<cl;i++)   {   //if(i==(cl-1))   //  Is_item+=row[i].ToString()+"/n";   //else   Is_item+=row[i].ToString()+"/t";   }   sfw.WriteLine(Is_item);   //sw.WriteLine(Is_item);   Is_item=null;  }  resp.Write(sfw);  //resp.Clear();  resp.End();  }  catch(Exception e)  {  throw e;  } } #endregion /// <summary> /// 数据集转换，即把DataSet转换为Word对象 /// </summary> /// <param name="ds"></param> /// <param name="titlename"></param> /// #region // 运行html+css生成Word文件 public void DataSetToWord(DataSet ds,string FileName,string titlename) {  //调用Office  //备注：速度太慢放弃应用此方法  //OWC.Word.Application oWord=new OWC.Word.ApplicationClass();  //OWC.Word._Document oDoc=new OWC.Word.DocumentClass();  string ExportFileName=null;  if(FileName==null || FileName=="")  ExportFileName="DFSOFT";  else  ExportFileName=FileName;  if(titlename=="" || titlename==null)  titlename="添加标题处（高级报表）";  //定义表对象与行对象，同时用DataSet对其值进行初始化  System.Data.DataTable dt=ds.Tables[0];  DataRow[] myRow=dt.Select();  int i=0;  int cl=dt.Columns.Count;  #region//  string FileTitle="<center><table><tr><td><b>报表测试</b></td></tr></table>"+"/n";//  string EndFile="</center>";//  //Web页面定义  HttpResponse resp;  resp=HttpContext.Current.Response;  resp.Clear();  resp.ContentEncoding=System.Text.Encoding.GetEncoding("utf-8");  resp.AppendHeader("Content-disposition","attachment;filename="+ExportFileName+".doc");  resp.ContentType="application/vnd.ms-word";//  System.IO.StringWriter oSW=new StringWriter();//   System.Web.UI.HtmlTextWriter oHW=new System.Web.UI.HtmlTextWriter(oSW);//  System.Web.UI.WebControls.DataGrid oDG=new System.Web.UI.WebControls.DataGrid();//      oDG.DataSource=ds.Tables[0];//  oDG.DataBind();//  oDG.RenderControl(oHW);//  resp.Write(FileTitle.ToString()+oSW.ToString()+EndFile.ToString());//  resp.End();  #endregion  string BeginTab="<table border='0' cellpadding='0' cellspacing='0' style='border-right:#000000 0.1pt solid;border-top:#000000 0.1pt solid;'>";  string EndTab="</table>";  string FileIO=null;  string MainIO=null;  string TitleTab="<tr><td style='font-size:13px;' align='center'><b>"+titlename+"</b></td></tr><tr><td align='right' style='font-size:15px;'>"+DateTime.Now.Year.ToString()+"年"+DateTime.Now.Month.ToString()+"月"+DateTime.Now.Day.ToString()+"日    </td></tr>";  string BeginTr="<tr>";  string EndTr="</tr>";  for(i=0;i<cl;i++)  {  FileIO+="<td style='border-left:#000000 0.1pt solid; border-bottom:#000000 1.0pt solid; font-size:15px;' align='center'><b>"+dt.Columns[i].Caption.ToString()+"</b></td>";  }  FileIO=BeginTr.ToString()+FileIO.ToString()+EndTr.ToString();  //逐行处理数据  foreach(DataRow row in myRow)  {  string OutIO=null;  //当前数据写入  for(i=0;i<cl;i++)  {   OutIO+="<td style='border-left:#000000 0.1pt solid; border-bottom:#000000 1.0pt solid; font-size:15px;' align='center'>"+row[i].ToString()+"</td>";  }  MainIO+=BeginTr.ToString()+OutIO.ToString()+EndTr.ToString();  }  FileIO="<center><table>"+TitleTab.ToString()+"<tr>"+BeginTab.ToString()+FileIO.ToString()+MainIO.ToString()+EndTab.ToString()+"</tr></table></center>";  resp.Write(FileIO.ToString());  resp.End(); } #endregion }}